CompTIA A+ is the most widely recognized entry-level certification for IT support. It proves you can troubleshoot hardware, operating systems, networks, security issues and software problems — the core skills of help desk and desktop support roles.
Who should get CompTIA A+?
- Beginners starting an IT career
- Career changers targeting help desk or desktop support
- Students who want a recognized credential before their first IT job
See how to get an IT job with no experience.
Exam overview
A+ requires passing two exams: Core 1 and Core 2. Each includes multiple-choice and performance-based questions. The certification is valid for three years and can be renewed through continuing education.
Exam details such as price, length and question count change periodically — always confirm current information on the official certification page before you book.
What Core 1 covers
- Mobile devices
- Networking fundamentals: TCP/IP, ports, Wi-Fi and small office networks
- Hardware: motherboards, CPUs, RAM, storage, power supplies and printers
- Virtualization and cloud computing basics
- Hardware and network troubleshooting
What Core 2 covers
- Operating systems: Windows, macOS, Linux and mobile OS installation and configuration
- Security: malware, social engineering, account security and best practices
- Software troubleshooting
- Operational procedures: documentation, change management, safety, scripting basics and remote access
- Professionalism and communication
A 6–8 week study plan
- Weeks 1–3: Core 1 — hardware, networking and troubleshooting
- Week 4: Core 1 practice exams, then take Core 1
- Weeks 5–7: Core 2 — operating systems, security and procedures
- Week 8: Core 2 practice exams, then take Core 2
Use a mix of video courses, a study guide, flashcards and practice tests.
Get hands-on practice
- Build or take apart an old PC
- Install Windows and Linux in virtual machines
- Practice command-line tools (ipconfig, ping, tracert, nslookup)
- Configure a home router and troubleshoot connectivity
- Practice cleaning up a test virtual machine
Performance-based questions reward hands-on familiarity.
Jobs A+ can help you get
- IT help desk technician
- Desktop support technician
- Field service technician
- Technical support specialist
- Junior system administrator
See more entry-level tech jobs.
What to take after A+
Common next steps: Network+, Security+, Microsoft or cloud fundamentals such as AZ-900, and ITIL 4 Foundation. See best IT certifications for beginners.
Frequently asked questions
Is CompTIA A+ worth it?
Yes for entry-level IT support roles. It is widely recognized and often listed in help desk job postings.
How long does it take to get A+?
Most people need six to twelve weeks of study to pass both exams.
Do I need to pass both A+ exams?
Yes. You must pass Core 1 and Core 2 to earn the certification.
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